Boat beacon



FIG. 1 is an isometric view of the boat beacon;

FIG. 2 is a reverse isometric view of the boat beacon;

FIG. 3 is a front plan view of the boat beacon;

FIG. 4 is a rear plan view of the boat beacon;

FIG. 5 is a left plan view of the boat beacon;

FIG. 6 is a right plan view of the boat beacon;

FIG. 7 is a top plan view of the boat beacon; and,

FIG. 8 is a bottom plan view of the boat beacon.

The broken lines do not form part of the claimed design.

CLAIM The ornamental design for a “boat beacon,” as shown and described.